<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>06-css常用样式.html</title>
    <style type="text/css">
        div{
            color: red;
            font-size: 30px;
            border: 1px blue solid;
            width: 200px;
            height: 300px;
            background-color: green;
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        table{
            border: 1px red solid;
            border-collapse: collapse;
        }
        td{
            border: 1px red solid;
        }
        ul{
            /*去标记*/
            list-style: none;
        }
        a{
            /*去下划线*/
            text-decoration: none;
        }


    </style>
</head>
<body>
<ul>
    <li>1111</li>
    <li>2222</li>
    <li>3333</li>
    <li>4444</li>
</ul>
<div>div标签</div>
<span>span标签</span>
<table>
    <tr>
        <td>你好html5css</td>
        <td>你好javascript</td>
    </tr>
</table>
<a href="http://www.baidu.com" >百度</a>
</body>
</html>